<div id="portalet_<%= setting.id %>" 
     class='portalet' 
     onmouseover='hl("<%= setting.id %>")' 
     onmouseout='ll()' >               
</div>
<script type="text/javascript" charset="utf-8">
  <%= remote_function :update => "portalet_#{setting.id}",
        :url => setting.tool.index_url_in_portalet,
        :with => "'&setting_id=#{setting.id}'",
        :method => :get %>
</script>